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SECR D class
The only preserved example seen in the great hall of the National Railway Museum
Type and origin
Power type
Steam
Designer
Harry Wainwright
Builder
Ashford Works (21)
Dübs & Co. (10)
Sharp, Stewart & Co. (10)
Robert Stephenson & Co. (5)
Vulcan Foundry (5)
Build date
1901–1907
Total produced
51
Specifications
Configuration:
• Whyte
4-4-0
• UIC
2′B n2
Gauge
4 ft 8+1⁄2 in (1,435 mm)
Leading dia.
3 ft 7 in (1.092 m)
Driver dia.
6 ft 8 in (2.032 m)
Loco weight
50 long tons 0 cwt (112,000 lb or 50.8 t)
Tender weight
38 long tons 5 cwt (85,700 lb or 38.9 t)
Fuel type
Coal
Water cap.
3,300 imp gal (15,000 L; 4,000 US gal)
Firebox:
• Grate area
20+1⁄4 sq ft (1.88 m2)
Boiler pressure
175 lbf/in2 (1.21 MPa)
Heating surface:
• Firebox
124 sq ft (11.5 m2)
• Tubes
1,381 sq ft (128.3 m2)
• Total surface
1,505 sq ft (139.8 m2)
Cylinders
Two, inside
Cylinder size
19 in × 26 in (483 mm × 660 mm)
Performance figures
Tractive effort
17,450 lbf (77.62 kN)
Career
Operators
South Eastern and Chatham Railway
→ Southern Railway
→ British Railways
Class
D
Power class
D: 1P
D1: 2P
Locale
Southern Region
Withdrawn
D: 1944–1956
D1:1944–1961
Disposition
21 rebuilt to D1 class (1921–25) one preserved; remainder scrapped
The SECR D class is a class of 4-4-0 tender locomotives designed by Harry Wainwright for the South Eastern and Chatham Railway.
The SECRDclass is a class of 4-4-0 tender locomotives designed by Harry Wainwright for the South Eastern and Chatham Railway. The construction of the...
The SECR N class was a type of 2-6-0 ("mogul") steam locomotive designed in 1914 by Richard Maunsell for mixed-traffic duties on the South Eastern and...
The South Eastern and Chatham Railway (SECR) P class is a class of 0-6-0T steam locomotive designed by Harry Wainwright. They were inspired by, and loosely...
The SECR E class was a class of 4-4-0 tender locomotives designed by Harry Wainwright for express passenger trains on the South Eastern and Chatham Railway...
tank engines NBR D class 0-6-0T, tank locomotives LNWR ClassD, 0-8-0 steam locomotives SECRDclass, 4-4-0 tender locomotives D-class blimp, United States...
Railway for £3,300 each, where they became that company's class G. An offer from the SECR to purchase the first five as well, but at £3,325 each, was...
South Eastern and Chatham Railway (SECR) for a number of years. However, they were displaced by the more powerful C class locomotives following the amalgamation...
The South Eastern and Chatham Railway (SECR) C Class is a class of 0-6-0 steam locomotive, designed by Harry Wainwright and built between 1900 and 1908...
The SECR L class was a class of 4-4-0 steam tender locomotive built for express passenger service on the South Eastern and Chatham Railway. Although designed...
The SECR B1 class was a class of 4-4-0 steam tender locomotive for express passenger service on the South Eastern and Chatham Railway. These engines were...
The SECR J class was a class of 0-6-4T steam tank locomotive built for heavy freight service on the South Eastern and Chatham Railway, by Harry Wainwright...
The South Eastern and Chatham Railway (SECR) H Class is a class of 0-4-4T steam locomotive originally designed for suburban passenger work, designed by...
The SECR K class was a type of 2-6-4 tank locomotive designed in 1914 by Richard Maunsell for express passenger duties on the South Eastern and Chatham...
The SECR N1 class was a type of 3-cylinder 2-6-0 ('mogul') steam locomotive designed by Richard Maunsell for mixed traffic duties, initially on the South...
of the SER R class 0-6-0T were rebuilt by the SECR with Wainwright-design domed boilers of the same type as were used on the SECR H class 0-4-4T. These...
superseded on the heaviest trains by the SECRDclass between 1903 and 1905 and transferred to secondary duties. The class was nevertheless considered to be...
The SECR Q1 class was a class of 0-4-4T steam locomotives of the South Eastern and Chatham Railway. The class was rebuilt from older Stirling Q class locomotives...
The SER Q class was a class of 0-4-4T steam locomotives of the South Eastern Railway. The class was designed by James Stirling and introduced in 1881...
The LCDR R1 class was a class of 0-4-4T locomotives on the South Eastern and Chatham Railway (SECR), which were based on an existing London, Chatham and...
second time by the SECR with Wainwright-design boilers of a different design. Due to the introduction of newer types by the SECR, the class became redundant...
Maunsell's earlier SECR K (“River”) class 2-6-4 tank locomotives. The first 20 members of the U class were rebuilds of the K class locomotives, one of...
locomotives passed to the South Eastern and Chatham Railway in 1899. All 10 (SECR nos. 600-609) survived into Southern Railway ownership in 1923. Three survived...
Maunsell, therefore rebuilt several examples of the D and E classes immediately before the grouping of the SECR with other railways to form the Southern Railway...
The new class was largely designed at Ashford railway works but, as a result of the unexpected need to redesign and rebuild the SECR K class locomotives...
the class letter H. The locomotives were then given the numbers 113–126. All were still in service when the South Eastern and Chatham Railway (SECR) was...
lasted long enough to enter South Eastern and Chatham Railway (SECR) stock when the SECR was formed at the start of 1899. Their numbers were to be increased...
RCTS. ISBN 0-901115-47-9. OCLC 59838998. Sondes class 2-4-0T 61 originally named CRAMPTON seen as SECR number 520 at Holborn Viaduct 17 October 1902 v...
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